[1] Brought up in Taxila, Umer was picked by Nadeem Khan when he was managing director of the United Bank Limited cricket team in Peshawar.

[2] He made his List A debut for United Bank Limited in the 2017–18 Departmental One Day Cup on 7 January 2018.

[3] He made his first-class debut for Sui Southern Gas Company in the 2018–19 Quaid-e-Azam Trophy on 7 November 2018.

[4] He made his Twenty20 debut for the Karachi Kings in the 2019 Pakistan Super League on 15 February 2019.

[7][8] In November 2019, he was named in Pakistan's squad for the 2019 ACC Emerging Teams Asia Cup in Bangladesh.